87746895

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:318

約数の個数: 80

約数和(自身を含む): 168664320

約数和(自身を除く): 80917425

約数列:

[1, 3, 5, 9, 15, 27, 29, 31, 45, 81, 87, 93, 135, 145, 155, 241, 261, 279, 405, 435, 465, 723, 783, 837, 899, 1205, 1305, 1395, 2169, 2349, 2511, 2697, 3615, 3915, 4185, 4495, 6507, 6989, 7471, 8091, 10845, 11745, 12555, 13485, 19521, 20967, 22413, 24273, 32535, 34945, 37355, 40455, 62901, 67239, 72819, 97605, 104835, 112065, 121365, 188703, 201717, 216659, 314505, 336195, 364095, 566109, 605151, 649977, 943515, 1008585, 1083295, 1949931, 2830545, 3025755, 3249885, 5849793, 9749655, 17549379, 29248965, 87746895]

約数ペア:

[(1, 87746895), (3, 29248965), (5, 17549379), (9, 9749655), (15, 5849793), (27, 3249885), (29, 3025755), (31, 2830545), (45, 1949931), (81, 1083295), (87, 1008585), (93, 943515), (135, 649977), (145, 605151), (155, 566109), (241, 364095), (261, 336195), (279, 314505), (405, 216659), (435, 201717), (465, 188703), (723, 121365), (783, 112065), (837, 104835), (899, 97605), (1205, 72819), (1305, 67239), (1395, 62901), (2169, 40455), (2349, 37355), (2511, 34945), (2697, 32535), (3615, 24273), (3915, 22413), (4185, 20967), (4495, 19521), (6507, 13485), (6989, 12555), (7471, 11745), (8091, 10845)]